Wilfore told Access this incident is not under investigation and that the poor road conditions have caused multiple incidents of this sort today. Troopers are being dispatched to several of these calls. Kim posted a snowy photo on Twitter later on Saturday with the caption, "Thank you God for watching over us and keeping us safe." Thank you God for watching over us and keeping us safe pic.twitter.com/mcqBa1IYCZ Kim Kardashian West (@kimkardashian) February 21, 2015 According to their social media accounts, the girls are on a ski trip to celebrate friend Jonathan Cheban's birthday. No word if Jonathan was the unidentified third passenger. -- Paige Feigenbaum Copyright 2015 by NBC Universal, Inc . All rights reserved. Source: http://news.yahoo.com/kim-kardashian-khloe-kardashians-suv-slides-off-road-223425326.html